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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Petroleum coke, calcined | $88,433 | $42,097 | $20,983 | $158,811 | $140,400 | $301,160 |
| Petroleum bitumen | $35,417,347 | $66,627,705 | $64,078,020 | $85,087,500 | $134,345,458 | $188,101,950 |
| Residues of petroleum oils/oils obt. from bituminous mins., other than petr ... | $49,154 | $19,907 | $12,394 | $15,094 | $881,199 | $2,415,770 |
| Total | $35,554,934 | $66,689,709 | $64,111,397 | $85,261,405 | $135,367,057 | $190,818,880 |
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